2492220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 7086240

約数和(自身を除く): 4594020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 569, 730, 876, 1095, 1138, 1460, 1707, 2190, 2276, 2845, 3414, 4380, 5690, 6828, 8535, 11380, 17070, 34140, 41537, 83074, 124611, 166148, 207685, 249222, 415370, 498444, 623055, 830740, 1246110, 2492220]

約数ペア:

[(1, 2492220), (2, 1246110), (3, 830740), (4, 623055), (5, 498444), (6, 415370), (10, 249222), (12, 207685), (15, 166148), (20, 124611), (30, 83074), (60, 41537), (73, 34140), (146, 17070), (219, 11380), (292, 8535), (365, 6828), (438, 5690), (569, 4380), (730, 3414), (876, 2845), (1095, 2276), (1138, 2190), (1460, 1707)]